Inventor · Portland, OR, US

Ebo Croffie

14Patents
4h-index
10Co-inventors
53Inventor score

Filing activity: Dec 27, 2002 → Dec 20, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US7313508B2 Process window compliant corrections of design layout Physics 8 Expired
US7189498B2 Process and apparatus for generating a strong phase shift optical pattern for use in an optical direct write lithography process Physics 6 Expired
US7372547B2 Process and apparatus for achieving single exposure pattern transfer using maskless optical direct write lithography Physics 5 Expired
US7325222B2 Method and apparatus for verifying the post-optical proximity corrected mask wafer image sensitivity to reticle manufacturing errors Physics 5 Expired
US7117475B2 Method and system for utilizing an isofocal contour to perform optical and process corrections Physics 4 Expired
US7264906B2 OPC based illumination optimization with mask error constraints Physics 3 Expired
US7270942B2 Optimized mirror design for optical direct write Physics 2 Expired
US8057963B2 Maskless vortex phase shift optical direct write lithography Physics 1 Active
US7458060B2 Yield-limiting design-rules-compliant pattern library generation and layout inspection Physics 1 Active
US7494752B2 Method and systems for utilizing simplified resist process models to perform optical and process corrections Physics 1 Active
US7001695B2 Multiple alternating phase shift technology for amplifying resolution Physics 0 Expired
US8377633B2 Maskless vortex phase shift optical direct write lithography Physics 0 Active
US9188848B2 Maskless vortex phase shift optical direct write lithography Physics 0 Active
US7738078B2 Optimized mirror design for optical direct write Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.